    * {
    padding: 0;
    margin: 0;
}

img {
    display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 14px;
    font-weight: normal;
}

a {
    text-decoration: none;
}

li {
    list-style: none;
}

.clear:after {
    display: block;
    visibility: hidden;
    height: 0;
    clear: both;
    content: '';
}
@font-face {
  font-family: 'iconfont';
  src: url('../font/iconfont.eot');
  src: url('../font/iconfont.eot?#iefix') format('embedded-opentype'),
  url('../font/iconfont.woff') format('woff'),
  url('../font/iconfont.ttf') format('truetype'),
  url('../font/iconfont.svg#iconfont') format('svg');
}
.iconfont{
  font-family:"iconfont" !important;
  font-size:16px;font-style:normal;
  -webkit-font-smoothing: antialiased;
  -webkit-text-stroke-width: 0.2px;
  -moz-osx-font-smoothing: grayscale;
}

body {
    // padding: 0.312rem;
    width: 100%;
    position: relative;
    background-color: lightblue;
    box-sizing: border-box;
    .content{
        height: 15.21rem;
        padding-top: 0.5rem;
        box-sizing: border-box;
        border:0.469rem solid lightblue;
        border-top:none;
        border-bottom: none;
        background-color: white;
        text-align: center;
        overflow: scroll;
    }
    .gray{
      width: 100%;
      height: 1.125rem;
      background-color: lightgray;
      color: white;
      text-align: center;
      line-height: 1.125rem;
      font-size: 0.5rem;
    }
    footer {
        position: fixed;
        left: 0.0rem;
        bottom: 0;
        height: 1.375rem;
        width: 100%;
        border-top: 1px solid gray;
        background-color: lightblue;
        li{
            float: left;
            line-height: 1.375rem;
            width: 25%;
            box-sizing: border-box;
            // border: 0.031rem solid black;
            border-right: 0.031rem dotted gray;
            text-align: center;
            // background-color: lightblue;
            a {
                font-size: 0.625rem;
                &.active {
                    border-color: blue;
                    color: blue;
                }
            }
        }
    }
}
